bible of the great emancipator placed on top of the bible of the leader of the civil rights movement in lincoln's and mlk's bibles. and then, the president of the united states is going to take his oath of office on that. >> suarez: there were ten official balls last time. this year? just two, the lowest number in the past 60 years, in order to save federal and local resources. one of the balls-- the commander-in-chief's ball-- is for members of the armed forces, as is a kid's concert intended for children of those serving in the military. along with celebrating the country's rich history, there'll be modern touches as well. all official groups involved, even the secret service, are using social media to get out updates on events, live-stream the inaugural, and deal with any issues quickly. washington, d.c., tourism groups have said they expect about 500,000 to 700,000 visitors this time. about 400,000 attended president george w. bush's second inaugural in 2005. to accommodate visitors and make money, official inaugural shops are selling all kinds of memorabilia, and luxury hotels such as the wi